Question

find the square of the following by identities of 102​

Answer 1

Answer:

the answer is

Step-by-step explanation:

102=(100+2) ^2

using identity (a+b) ^2

(a+b) ^2=a^2+b^2+2ab

(100+2)^2=10000+4+400

(100+2)^2=10404

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Answer 2

(100+2)^2

(a+b) 2 = a^2 +b^2 +2ab

(100)^2 +(2)^2 +2(100*2)

10000+4+400

100404...